| 类型/截止日期 | 2022-06-30 | 2022-01-18 | 2020-06-30 | 2019-06-18 | 2018-12-31 | 2018-06-30 | 2017-12-31 | 2017-07-24 | 2016-12-31 | 2015-12-25 |
|---|---|---|---|---|---|---|---|---|---|---|
| 总股本(股) | 42,000,000 | 42,000,000 | 42,000,000 | 42,000,000 | 42,000,000 | 42,000,000 | 42,000,000 | 42,000,000 | 42,000,000 | 42,000,000 |
| 流通股(股) | 20,373,899 | 22,355,212 | 15,851,775 | 16,448,775 | 15,283,275 | 15,574,650 | 15,637,650 | 16,803,150 | 12,613,650 | 12,802,650 |
| 流通A股(股) | 20,373,899 | 22,355,212 | 15,851,775 | 16,448,775 | 15,283,275 | 15,574,650 | 15,637,650 | 16,803,150 | 12,613,650 | 12,802,650 |
| 流通B股(股) | - | - | - | - | - | - | - | - | - | - |
| 流通H股(股) | - | - | - | - | - | - | - | - | - | - |
| 境外流通股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售A股(股) | 21,626,101 | 19,644,788 | 26,148,225 | 25,551,225 | 26,716,725 | 26,425,350 | 26,362,350 | 25,196,850 | 29,386,350 | 29,197,350 |
| 限售B股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售H股(股) | - | - | - | - | - | - | - | - | - | - |
| 三板A股(股) | 42,000,000 | 42,000,000 | ||||||||
| 三板B股(股) | - | - | ||||||||
| 限售股份(股) | 21,626,101 | 19,644,788 | 26,148,225 | 25,551,225 | 26,716,725 | 26,425,350 | 26,362,350 | 25,196,850 | 29,386,350 | 29,197,350 |
| 国家持股(股) | - | - | - | - | - | - | - | - | - | - |
| 国有法人持股(股) | - | - | - | - | - | - | - | - | - | - |
| 其他内资持股合计(股) | 9,147,600 | 9,147,600 | 17,550,400 | 17,550,400 | 17,550,400 | 17,550,400 | 17,550,400 | 17,550,400 | 25,953,200 | 25,953,200 |
| 其中：境内法人持股 | - | - | - | - | - | - | - | - | - | - |
| 其他境内自然人持股 | 9,147,600 | 9,147,600 | 17,550,400 | 17,550,400 | 17,550,400 | 17,550,400 | 17,550,400 | 17,550,400 | 25,953,200 | 25,953,200 |
| 高管持股(股) | 12,478,501 | 10,497,188 | 8,597,825 | 8,000,825 | 9,166,325 | 8,874,950 | 8,811,950 | 7,646,450 | 3,433,150 | 3,244,150 |
| 外资持股合计(股) | - | - | - | - | - | - | - | - | - | - |
| 其中：境外法人持股 | - | - | - | - | - | - | - | - | - | - |
| 境外自然人持股 | - | - | - | - | - | - | - | - | - | - |
| 股本变动原因 | 高管股份变动 | 高管股份变动 | 高管股份变动 | 高管股份变动 | 高管股份变动 | 高管股份变动 | 高管股份变动 | 首发限售股份上市 | 其他变动原因 | 首发限售股份上市 |
| 公告日期 | 2022-08-08 | 2022-01-13 | 2020-08-05 | 2019-06-13 | 2019-04-03 | 2018-08-02 | 2018-04-03 | 2017-07-19 | 2017-04-14 | 2015-12-22 |
| 变动日期 | 2022-06-30 | 2022-01-18 | 2020-06-30 | 2019-06-18 | 2018-12-31 | 2018-06-30 | 2017-12-31 | 2017-07-24 | 2016-12-31 | 2015-12-25 |